Paths of the Dead (Viscount of Adrilankha, 1) [Brust, Steven]

Two hundred years ago, Adron's Disaster destroyed Dragaera City, killed the Emperor, and deprived the entire Dragaeran Empire of the ability to use sorcery. It's been a rough Interregnum. The children of the great adventurers Khaavren, Aerich, Tazendra, and Pel are growing up in a seemingly diminished world. Like their elders, they're convinced that the age of adventures is over, and that nothing interesting will ever happen to any of them. They are, of course, quite wrong